Contact

Dyson at Ohio Aerospace Institute, 2016. Photo: Ed Wong/AIAA.

You may reach me (or my answering machine!) by phone most weekday afternoons at 281-486-4747. Note this is an old-fashioned land line and does not accept texts. Please don't call before 10 AM or after 10 PM Central Time.

To pay for services or books via credit card, use my Book Orders page.

Upcoming Appearances

Sign up for my FREE Science Snacks newsletter where I discuss one cool science fact or news item (the "snack") in each issue that I think other writers and readers of science fact & fiction will enjoy. I will also announce new publications & appearances where I hope to meet subscribers! Sign up using this pop-up form or the one in the right-hand column. View previous newsletter via my blog.